html, body {
    margin: 0;
    height: 100%;
}

#kuaidi {
    height: 100%;
}

.el-container {
    /* container容器 */
    height: 100%;
}

.el-header {
    /* 头部容器 */
    font-family: "Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "微软雅黑", Arial, sans-serif;
    font-weight: bold;
    font-size: large;
}

.el-main {
    /* 主要容器 */
    background-color: #E9EEF3;
    color: #333;
    padding: 0.5rem;
    /* text-align: center; */
    /* line-height: 160px; */
}
.kuaidif{
    width: 90%;
    margin: auto;
}
.el-header{
    /* 头容器和尾部容器 */
    background-color: #B3C0D1;
    color: #333;
    text-align: center;
}

.el-header {
    line-height: 45px;
}
